SW Naito Parkway and Pine, Portland, OR
The Shamrock Run is a Running race in Portland, Oregon consisting of a Half Marathon.
Founded in 1979, the adidas Shamrock Run Portland is the largest running and walking event in Oregon and is the third largest running event in the western United States. The Shamrock Run offers competitive races at 5 kilometers (3.1 miles), 8 kilometers (4.97 miles), 15 kilometers (9.3 miles) and a half-marathon (13.1 miles) with a field limit of 3,000 runners. Shamrock also offers the Shamrock Stride a a 4-mile fitness walk a and the aLeprechaun Lap,a a 1km (0.6-mile) run/walk for children age 10 and younger.
All the courses start at Waterfront Park near SW Oak and Naito Parkway and run through the center of downtown Portland for a fun
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